earth8 天
Rediscovered 45-million-year-old skull turns out to be a large, extinct bird species
A forgotten fossil in a German museum turned out to be a rare Diatryma skull. Scientists corrected a decades-old ...
birdguides.com6 天
Traits linking modern bird extinctions identified by new study
Biologists have identified common features in species that have vanished since 1500, finding that large body size and ...